229 lines
4.4 KiB
Plaintext
229 lines
4.4 KiB
Plaintext
# Kconfig - ADC configuration options
|
|
|
|
#
|
|
# Copyright (c) 2015 Intel Corporation
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
#
|
|
|
|
#
|
|
# ADC options
|
|
#
|
|
menuconfig ADC
|
|
bool
|
|
prompt "ADC drivers"
|
|
default n
|
|
help
|
|
Enable ADC (Analog to Digital Converter) driver configuration
|
|
|
|
config ADC_DEBUG
|
|
bool "ADC drivers debug output"
|
|
depends on ADC
|
|
default n
|
|
help
|
|
Enable debug output for ADC drivers
|
|
|
|
config ADC_TI_ADC108S102
|
|
bool "TI adc108s102 chip driver"
|
|
depends on ADC
|
|
select SPI
|
|
select NANO_TIMEOUTS
|
|
default n
|
|
help
|
|
Enable support for TI's ADC chip adc108s102 driver.
|
|
|
|
config ADC_TI_ADC108S102_0
|
|
bool "First instance of TI's adc108s102 chip"
|
|
depends on ADC_TI_ADC108S102
|
|
default n
|
|
help
|
|
Enalbe first instance of adc108s102 driver.
|
|
|
|
config ADC_TI_ADC108S102_0_DRV_NAME
|
|
string "Driver's name"
|
|
depends on ADC_TI_ADC108S102_0
|
|
default "adc108s102_0"
|
|
|
|
config ADC_TI_ADC108S102_0_SPI_PORT_NAME
|
|
string "Master SPI port name"
|
|
depends on ADC_TI_ADC108S102_0
|
|
default ""
|
|
help
|
|
Master SPI port name through which adc108s102 chip is accessed.
|
|
|
|
config ADC_TI_ADC108S102_0_SPI_CONFIGURATION
|
|
hex "Master SPI port configuration"
|
|
depends on ADC_TI_ADC108S102_0
|
|
default 0x0
|
|
help
|
|
Master SPI port configuration flags used to access adc108s102 chip.
|
|
|
|
config ADC_TI_ADC108S102_0_SPI_MAX_FREQ
|
|
hex "Master SPI port max frequency"
|
|
depends on ADC_TI_ADC108S102_0
|
|
default 0x0
|
|
help
|
|
Master SPI port maximum frequency used to access adc108s102 chip.
|
|
|
|
config ADC_TI_ADC108S102_0_SPI_SLAVE
|
|
int "SPI slave slot"
|
|
depends on ADC_TI_ADC108S102_0
|
|
default 0
|
|
help
|
|
adc108s102 chip's SPI slave number on master SPI port.
|
|
|
|
config ADC_DW
|
|
bool "ARC Designware Driver"
|
|
depends on ADC && ARC
|
|
default n
|
|
help
|
|
Enable the driver implementation of the Designware ADC IP.
|
|
|
|
if ADC_DW
|
|
|
|
config ADC_DW_0
|
|
bool "First instance of DW's ADC chip"
|
|
default n
|
|
help
|
|
Enable first instance of ADC DW driver.
|
|
|
|
config ADC_DW_NAME_0
|
|
string "Select a name to lookup the device"
|
|
default "ADC0"
|
|
depends on ADC_DW_0
|
|
|
|
choice
|
|
prompt "Input Mode"
|
|
default ADC_DW_SINGLE_ENDED
|
|
depends on ADC_DW
|
|
help
|
|
ADC input mode: single ended or differential.
|
|
|
|
config ADC_DW_SINGLE_ENDED
|
|
bool "Single ended"
|
|
|
|
config ADC_DW_DIFFERENTIAL
|
|
bool "Differential"
|
|
|
|
endchoice
|
|
|
|
config ADC_DW_INPUT_MODE
|
|
int
|
|
default 0 if ADC_DW_SINGLE_ENDED
|
|
default 1 if ADC_DW_DIFFERENTIAL
|
|
|
|
choice
|
|
prompt "Output Mode"
|
|
default ADC_DW_SERIAL
|
|
depends on ADC_DW
|
|
help
|
|
ADC output mode: parallel or serial.
|
|
|
|
config ADC_DW_SERIAL
|
|
bool "Serial"
|
|
|
|
config ADC_DW_PARALLEL
|
|
bool "Parallel"
|
|
|
|
endchoice
|
|
|
|
config ADC_DW_OUTPUT_MODE
|
|
int
|
|
default 0 if ADC_DW_SERIAL
|
|
default 1 if ADC_DW_PARALLEL
|
|
|
|
choice
|
|
prompt "Sequence Mode"
|
|
default ADC_DW_SINGLESHOT
|
|
depends on ADC_DW
|
|
help
|
|
ADC sequence mode - single run/repetitive
|
|
|
|
config ADC_DW_SINGLESHOT
|
|
bool "Single Ended"
|
|
|
|
config ADC_DW_REPETITIVE
|
|
bool "Differential"
|
|
|
|
endchoice
|
|
|
|
config ADC_DW_SEQ_MODE
|
|
int
|
|
default 0 if ADC_DW_SINGLESHOT
|
|
default 1 if ADC_DW_REPETITIVE
|
|
|
|
choice
|
|
prompt "Capture Mode"
|
|
default ADC_DW_RISING_EDGE
|
|
depends on ADC_DW
|
|
help
|
|
ADC controller capture mode:
|
|
by rising or falling edge of adc_clk
|
|
|
|
config ADC_DW_RISING_EDGE
|
|
bool "Rising Edge"
|
|
|
|
config ADC_DW_FALLING_EDGE
|
|
bool "Falling Edge"
|
|
|
|
endchoice
|
|
|
|
config ADC_DW_CAPTURE_MODE
|
|
int
|
|
default 0 if ADC_DW_RISING_EDGE
|
|
default 1 if ADC_DW_FALLING_EDGE
|
|
|
|
choice
|
|
prompt "Sample Width"
|
|
depends on ADC_DW
|
|
default ADC_DW_WIDTH_6_BIT
|
|
help
|
|
ADC sample width
|
|
|
|
config ADC_DW_WIDTH_6_BIT
|
|
bool "6 Bit Width"
|
|
|
|
config ADC_DW_WIDTH_8_BIT
|
|
bool "8 Bit Width"
|
|
|
|
config ADC_DW_WIDTH_10_BIT
|
|
bool "10 Bit Width"
|
|
|
|
config ADC_DW_WIDTH_12_BIT
|
|
bool "12 Bit Width"
|
|
|
|
endchoice
|
|
|
|
config ADC_DW_WIDTH
|
|
int
|
|
default 0 if ADC_DW_WIDTH_6_BIT
|
|
default 1 if ADC_DW_WIDTH_8_BIT
|
|
default 2 if ADC_DW_WIDTH_10_BIT
|
|
default 3 if ADC_DW_WIDTH_12_BIT
|
|
|
|
config ADC_DW_SERIAL_DELAY
|
|
int "Serial Delay"
|
|
default 1
|
|
help
|
|
Number of ADC clock ticks that the first bit of
|
|
the serial output is delayed after the conversion
|
|
has started.
|
|
|
|
config ADC_DW_CLOCK_RATIO
|
|
int "Clock Ratio"
|
|
default 1024
|
|
help
|
|
ADC Clock Ratio
|
|
|
|
endif
|